Finding the Fourth Proportional to 1,577,763.54, 2,365,147.11 and 512,060.31
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Solution
The fourth proportional to 1,577,763.54, 2,365,147.11 and 512,060.31 is: 767,604.23
Step by Step Solution
- Step 1: Write the proportion equation
1,577,763.54 : 2,365,147.11 = 512,060.31 : x - Step 2: Convert to fraction form
1,577,763.54/2,365,147.11 = 512,060.31/x - Step 3: Cross multiply
1,577,763.54x = 2,365,147.11 × 512,060.31 - Step 4: Simplify right side
1,577,763.54x = 1,211,097,962,342.20 - Step 5: Solve for x
x = 1,211,097,962,342.20/1,577,763.54 - Step 6: Final answer
x = 767,604.23
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.